Iosafe 218 Diskless Nas - Two Bay Fireproof/ Waterproof Nas Device With Raid 1 Powered By Synology

218 Diskless-AUS
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218 Diskless-AUS


The ioSafe 218 is fireproof and waterproof 2-bay NAS, designed to deliver optimal reliability while protecting data from natural and man-made disasters. Cloud-enabled and powered by Synology’s multiple award-winning DiskStation Manager operating system, the 218 NAS includes apps for remote access, collaboration, file syncing and sharing, video surveillance, photo management and more.


Purpose-built to keep on-premises data safe during building fires. The 218 NAS protects data from temperatures up to 1550F for 30 minutes per ASTM E119.


Designed to protect data from floods, sprinklers and fire department's hoses. The 218 keeps data safe during periods of complete submersion in fresh or salt water up to a 10' depth for 72 hours.



With an optional floor mount kit, the 218 can be bolted down to protect against theft. Additionally, the kit enables access to the ports and drive bays to be blocked to prevent tampering.













Keep data safe and secure with military-grade hardware encryption, built-in vulnerability scanning and remediation, secure data transmission, login protection and more.


Use the 218 NAS as an ultra-secure backup target or as primary storage with data backed up to another ioSafe or Synology device, an rsync server, Microsoft Azure, S3-compatible storage or other cloud services.


Easily and securely synchronize data across PCs, Macs, iOS and Android devices and other NAS with either one-way or two-way syncing that supports file versioning, point-in-time recovery, compression and encryption.


Share files easily, quickly and securely across multiple platforms with optionally password-protected or time-limited download links and built-in support for FTP, WebDAV, CalDAV, and CardDAV services.


Protect your home or business. Create an easily managed, reliable and intuitive monitoring system that delivers ultra-secure storage for recordings. With Synology Surveillance Station you can monitor streams from multiple cameras in real-time and manage and analyze recordings. Mobile support enables you to take proactive camera control on the go using iOS or Android devices. With support for more than 6,000 IP camera model and integration with with I/O modules and door controllers, the 218 can be used to build a complete security system for your premises.


Optimize photo management. Designed to meet the needs of professional photographers, Synology’s feature-rich Photo Station enables you manage photo storage, easily share your images and much more. And with apps for iOS and Android, you can do it all while on the go.


Enjoy your media everywhere. Synology DiskStation Manager makes it easy to access and manage your media. Stream to your Apple TV, Google Chromecast, Android Fire, USB or Bluetooth speakers or, when on the go, to your iOS or Android devices



Boost productivity. Synology Office enables you to create documents and spreadsheets, work collaboratively, chat with colleagues and is compatible with Microsoft Word and Excel.

Hardware Specifications
CPU Model Realtek RTD1296
CPU Architecture 64-bit
CPU Frequency Quad Core 1.4 GHz
Hardware Encryption Engine
Hardware Transcoding Engine 10-bit H.265 (HEVC), MPEG-4 Part 2, MPEG-2, VC-1; maximum resolution: 4K (4096 x 2180); maximum frame rate per second (FPS): 60
System Memory 2 GB DDR4
Drive Bays 2
Compatible Drive Type*
  • 3.5" SATA HDD
  • 2.5" SATA HDD
  • 2.5" SATA SSD
Maximum Internal Raw Capacity 24 TB (12 TB drive x 2) (Capacity may vary by RAID types)
Maximum Single Volume Size 108 TB
Hot Swappable Drive
  • "Compatible drive type" indicates the drives that have been tested to be compatible with ioSafe products. This term does not indicate the maximum connection speed of each drive bay.
  • The maximum single volume size is not directly related to the maximum raw capacity.
External Ports
RJ-45 1GbE LAN Port 1
USB 2.0 Port 1
USB 3.0 Port 2
Copy Button
File System
Internal Drives EXT4
External Drives
  • EXT4
  • EXT3
  • FAT
  • NTFS
  • HFS+
  • exFAT*
Notes exFAT Access is purchased separately in Package Center.
Size (Height x Width x Depth) 5.9 in (150mm) x 9.06 in (230mm) x 11.5 in (292mm) 
Weight 28 lbs (12.7 kg) 
System Fan 92 mm x 92 mm x 1 pcs
Fan Speed Mode
  • Full-Speed Mode
  • Cool Mode
  • Quiet Mode
Brightness adjustable front LED indicators
Power Recovery
Scheduled Power On/Off
Wake on LAN/WAN
Power Supply Unit / Adapter 60W 
AC Input Power Voltage 100V to 240V AC
Power Frequency 50/60 Hz, Single Phase
Power Consumption* 14.99 W (Access) 
5.78 W (HDD Hibernation) 
British Thermal Unit 51.15 BTU/hr (Access) 
19.72 BTU/hr (HDD Hibernation) 
Environment Temperature
Operating Temperature 5°C to 35°C (40°F to 95°F)
Storage Temperature -20°C to 60°C (-5°F to 140°F)
Relative Humidity 5% to 95% RH
Warranty Diskless: 1 year No‐Hassle Warranty. With factory-loaded drives: 1 year No‐Hassle + 1 year Data Recovery Service. Upgradeable to 5 year No‐Hassle Warranty + 5 years Data Recovery Service.
Notes Power consumption is measured when fully loaded with Western Digital 1TB WD10EFRX hard drive(s).
DSM Specifications
Storage Management
Maximum Internal Volume Number 256
Maximum iSCSI Target Number 10
Maximum iSCSI LUN 10
Supported RAID Type
  • Synology Hybrid RAID
  • Basic
  • JBOD
  • RAID 0
  • RAID 1
RAID Migration Basic to RAID 1
Volume Expansion with Larger HDDs
  • Synology Hybrid RAID
  • RAID 1
The ioSafe 218 is a fireproof and waterproof, network connected, multi-drive NAS/RAID storage device for terabytes of your precious or business data. Designed to be the center of your private cloud, the ioSafe 218 is powered by a Synology DSM motherboard and operating system. It allows for fast access on your local network and remote access from nearly any device connected to the internet - all secured and protected by you. The ioSafe 218 is designed and assembled by ioSafe in California - a data storage company with a vision to protect the world's photos, videos and business data in the vulnerable private cloud.